Home / 4,070.92-5,617.78-2,207.92

Finding the Fourth Proportional to 4,070.92, 5,617.78 and 2,207.92

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Solution

The fourth proportional to 4,070.92, 5,617.78 and 2,207.92 is: 3,046.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.92 : 5,617.78 = 2,207.92 : x
  2. Step 2: Convert to fraction form
    4,070.92/5,617.78 = 2,207.92/x
  3. Step 3: Cross multiply
    4,070.92x = 5,617.78 × 2,207.92
  4. Step 4: Simplify right side
    4,070.92x = 12,403,608.82
  5. Step 5: Solve for x
    x = 12,403,608.82/4,070.92
  6. Step 6: Final answer
    x = 3,046.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.